ASASSN-17at

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Information

Transient

Name: ASASSN-17at
Right ascension: 11h38m33.68s
Declination: 25d23m49.65s
Discovery Date: None
Classification: SN Ia
Redshift: 0.027450
MW E(B-V): 0.024

Host

Name: ASASSN-17at
Right ascension: 11h38m33.72s
Declination: 25d23m53.13s
Redshift: 0.025370
Photometric Redshift: 0.032
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.19
Cutout download processed 15.73
Global aperture construction processed 0.56
Local aperture photometry processed 5.43
Global aperture photometry processed 5.42
Validate local photometry processed 0.02
Validate global photometry processed 15.87
Host information processed 0.12
Global host SED inference processing None
Local host SED inference processed 444.7
Transient information processed 0.0
Transient MWEBV processed 0.03
Host MWEBV processed 0.04
Log transient processing status processing None
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 11h38m33.68s, 25d23m49.65s
semi major axis, semi minor axis (arcsec) = 3.92, 3.92
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 132.68 3.95 18.593 0.032
SDSS_g 538.29 6.1 17.072 0.012
DES_g 581.04 1.38 16.989 0.003
PanSTARRS_g 556.03 1.22 17.037 0.002
SDSS_r 1051.08 8.55 16.346 0.009
PanSTARRS_r 1070.91 1.47 16.326 0.001
SDSS_i 1497.87 10.44 15.961 0.008
PanSTARRS_i 1453.49 1.39 15.994 0.001
PanSTARRS_z 1842.36 2.9 15.737 0.002
SDSS_z 2011.24 15.15 15.641 0.008
DES_z 2084.39 9.13 15.603 0.005
PanSTARRS_y 2197.53 5.63 15.545 0.003
2MASS_J 2736.17 75.0 14.412 0.030
2MASS_H 3333.0 125.42 13.725 0.041
2MASS_K 2887.88 120.71 13.411 0.045

Aperture details

RA, DEC (J2000) = 11h38m33.70s, 25d23m53.00s
semi major axis, semi minor axis (arcsec) = 29.38, 11.52
angle (degrees, anti-clockwise from east) = -145.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 766.84 14.7 16.688 0.021
SDSS_g 2553.95 14.03 15.382 0.006
DES_g 2744.29 3.2 15.304 0.001
PanSTARRS_g 2722.42 5.26 15.313 0.002
SDSS_r 4950.9 19.68 14.663 0.004
PanSTARRS_r 5089.56 5.92 14.633 0.001
SDSS_i 6964.1 25.53 14.293 0.004
PanSTARRS_i 6931.84 5.76 14.298 0.001
PanSTARRS_z 8473.79 12.87 14.080 0.002
SDSS_z 9187.53 52.02 13.992 0.006
DES_z 9052.84 19.8 14.008 0.002
PanSTARRS_y 10290.22 25.75 13.869 0.003
2MASS_J 13094.18 377.51 12.712 0.031
2MASS_H 14946.52 636.52 12.096 0.046
2MASS_K 14259.18 615.7 11.677 0.047
WISE_W1 7037.98 58.65 11.582 0.009
WISE_W2 5500.59 73.58 11.210 0.015
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.612 9.744 9.859
{\rm log}_{10}({\rm SFR}) -1.271 -0.396 0.078
{\rm log}_{10}({\rm sSFR}) -11.120 -10.149 -9.582
{\rm stellar\ age} 5.747 7.449 9.281

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.937 -0.492 -0.267
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.843 -0.525 0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.420 0.748 1.104
\delta -0.502 -0.225 0.136
\tau_1/\tau_2 0.682 1.028 1.361
Q_{PAH} 0.373 2.041 4.132
U_{min} 2.379 7.157 14.185
{\rm log}_{10}(\gamma_e)\, -3.541 -2.395 -1.339

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.104 -2.372 -0.700
{\rm log}_{10}(\tau_{AGN})\, 0.972 1.448 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.305 -0.599 -0.246
0.03-0.10 Gyr -1.365 -0.367 0.185
0.10-0.33 Gyr -1.352 -0.474 0.037
0.33-1.10 Gyr -1.348 -0.561 -0.131
1.10-3.64 Gyr -0.972 -0.347 -0.050
3.64-12.08 Gyr -0.590 -0.208 -0.002
12.08-13.42 Gyr -0.674 -0.068 0.538

Global parameter details

Documentation